AX5043-QFN28-TU AXSEM, AX5043-QFN28-TU Datasheet - Page 17

• Manufacturer Part Number: AX5043-QFN28-TU
• Description: RF Transceiver Narrow-Band-IC
• Manufacturer: AXSEM

Specifications of AX5043-QFN28-TU

• Number Of Receivers: 1
• Number Of Transmitters: 1
• Wireless Frequency: 70 MHz to 1050 MHz
• Interface Type: SPI
• Output Power: 18 dBm to 22 dBm
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Maximum Supply Current: 60 mA
• Minimum Operating Temperature: - 40 C
• Modulation: ASK, FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

f
Kvco
PN380
External VCO (VCOSEL=1, VCO2INT=0)
f
Z
V
V
V
Version 0.2
mid
RF
in
amp
inL
ctrl
Mid frequency
VCO gain
VCO phase noise
RF frequency range fully
external VCO
Input impedance
Differential input amplitude at
L1, L2 terminals
Input voltage levels at L1, L2
terminals
Control voltage range
Figure 3 VCO with external inductors: frequency vs L
Figure 4 VCO with external inductors: K
Preliminary
L
For other values of L
Figure 3 and Figure 4
380 MHz, 100 kHz from
carrier
L
868 MHz, 300 kHz from
carrier
L
Note: The external VCO
frequency needs to be 2xf
Available at FILT in external
loop filter mode
ex t
ex t
ex t
=15 nH, Q = 54, RFDIV=0
=15 nH, Q = 54, RFDIV=0
=15 nH, Q = 54, RFDIV=0
ex t
see
vco
RF
vs L
ext
70
0
0
ext
-120
-130
380
tbd
7.5
0.7
Datasheet AX5043
Specifications
1000
1.8
1.8
dBc/Hz
MHz/V
MHz
MHz
"
V
V
V
17